Population ages 0-14 in Tanzania

Tanzania: Population ages 0-14 was 42.3% in 2025. ▼ Falling

Latest (2025)
42.3%
Change on year
down 0.5%
World rank
13th
of 215 countries
All-time high
47.6%
in 1983
All-time low
42.3%
in 2025
Years of data
66
1960–2025

Population ages 0-14 in Tanzania, 1960–2025

01020304050196019922025

Source: United Nations Population Division. World Population Prospects., United Nations Population Division. Measured in % of total population.

Analysis

Tanzania recorded 42.3% for population ages 0-14 in 2025. That is the lowest value across all 66 years on record.

Compared with earlier readings it is down 0.5% on the previous year and down 4.9% over ten years.

Over the whole period, population ages 0-14 in Tanzania peaked at 47.6% in 1983 and was at its lowest, 42.3%, in 2025.

That places Tanzania 13th out of 215 countries with data for 2025, putting it in the top 10%.

The long-run direction has been consistently falling across the 66 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1960s 45.2% 44.8% 45.9% 10
1970s 46.4% 46.0% 46.9% 10
1980s 47.2% 46.5% 47.6% 10
1990s 45.2% 44.5% 46.3% 10
2000s 44.8% 44.5% 45.3% 10
2010s 44.5% 43.6% 45.3% 10
2020s 42.8% 42.3% 43.4% 6

Countries ranked near Tanzania

  1. 10 Uganda 43.1% compare
  2. 11 Afghanistan 42.6% compare
  3. 12 Mauritania 42.4% compare
  4. 14 Benin 41.3% compare
  5. 15 Burkina Faso 41.2% compare
  6. 16 Cameroon 41.1% compare

See the full ranking of 264 places →

More education data for Tanzania

All data for Tanzania →

Frequently asked questions

What is population ages 0-14 in Tanzania?
Population ages 0-14 in Tanzania was 42.3% in 2025, according to United Nations Population Division. World Population Prospects., United Nations Population Division.
What is the highest population ages 0-14 recorded in Tanzania?
The highest recorded value was 47.6% in 1983.
What is the lowest population ages 0-14 recorded in Tanzania?
The lowest recorded value was 42.3% in 2025.
How does Tanzania rank for population ages 0-14?
Tanzania ranks 13th out of 215 countries with data for 2025.
Is population ages 0-14 rising or falling in Tanzania?
Over the last ten years it is down 4.9%. The long-run trend across the full record is falling.
Where does this Tanzania data come from?
The figures come from United Nations Population Division. World Population Prospects., United Nations Population Division, published as part of Population ages 0-14 (% of total population). Statizoid updates them automatically from the source API.

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About this data

Indicator
Population ages 0-14 (% of total population)
Unit
% of total population
Source
United Nations Population Division. World Population Prospects., United Nations Population Division
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
264 places, 17,424 data points, 1960–2025
Last refreshed

Population between the ages 0 to 14 as a percentage of the total population. Population is based on the de facto definition of population.